Materials and Construction __________ is added in low carbon steel to raise its yield point. Silicon Sulphur Phosphorous Manganese Silicon Sulphur Phosphorous Manganese ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its High strength and corrosion & oxidation-resistance at elevated temperature High strength to weight ratio Its ability to be cast, rolled, forged & stamped Low temperature strength properties High strength and corrosion & oxidation-resistance at elevated temperature High strength to weight ratio Its ability to be cast, rolled, forged & stamped Low temperature strength properties ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Gas holder of a gobar (cowdung) gas plant is made of Mild steel Molybdenum stainless steel Tin Aluminium Mild steel Molybdenum stainless steel Tin Aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. Not helpful in producing cleaner steel due to oxidising action of vanadium Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor fatigue resistance Having poor toughness Not helpful in producing cleaner steel due to oxidising action of vanadium Used for making axle & shafts of aeroplanes, automobiles and locomotives Having poor fatigue resistance Having poor toughness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The maximum percentage of chromium that can be added to steel is about 18 24 12 30 18 24 12 30 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Has a body centred cubic (bcc) crystal lattice structure Is used as an alloying element for both ferrous & non-ferrous alloys Is paramagnetic below 415° C (its Curie temperature) Dimagnetic Has a body centred cubic (bcc) crystal lattice structure Is used as an alloying element for both ferrous & non-ferrous alloys Is paramagnetic below 415° C (its Curie temperature) Dimagnetic ANSWER DOWNLOAD EXAMIANS APP
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